EX-BOLT
- Specification
Key Features
Quick and easy to install
No resin or grout required
Not affected by blasting vibrations and rock strength
Wide expansion range and load distributed evenly over entire length of hole
Provides immediate support
Two designs of EX-Bolt
> Ordinary Bolt
> New improved Bolt with non-return valve which limits "spring-back" giving increased pull-out resistance and keeps high strength expansion.
Item Description | Tube Thickness(mm) | Inflated Bolt Dia (mm) | Drill Hole Dia (mm) | Minimum UTS (kN) | Elongation % | Mass/Meter |
27mm | 2 | 41 | 35-38 | 120 | 10 | 2 kg/m |
37mm | 2 | 54 | 45-51 | 160 | 10 | 2.8 kg/m |
37mm | 3 | 54 | 45-51 | 240 | 10 | 3.75 kg/m |
> Accessories
Domed plate or Star plate.
> Length
Length: 0.9m to 3.0m or as requested.
> Surface: Black / Plastic coated / Thermal Diffsued or as requested.
